Table 1.
Demographics.
| Total n = 5351 |
BCG (Stage 1) n = 1387 |
BCG (Stage 2) n = 1992 |
Placebo (Stage 2) n = 1972 |
|
|---|---|---|---|---|
| Sex – no. (%) | ||||
| Female | 3976 (74) | 1048 (76) | 1443 (72) | 1485 (75) |
| Male | 1375 (26) | 339 (24) | 549 (28) | 487 (25) |
| Age – years | ||||
| Median (IQR) | 41 (32–51) | 41 (31–51) | 41 (32–51) | 41 (32–51) |
| [range] | [18–83] | [18–73] | [18–78] | [18–83] |
| Country – no. (%) | ||||
| Australia | 1804 (34) | 1387 (100) | 211 (11) | 206 (10) |
| Brazil | 2557 (48) | – | 1283 (64) | 1274 (65) |
| Netherlands | 593 (11) | – | 292 (15) | 301 (15) |
| Spain | 225 (4) | – | 119 (6) | 106 (5) |
| UK | 172 (3) | – | 87 (4) | 85 (4) |
| Role – no. (%) | ||||
| Nurse/midwife | 1334 (25) | 569 (41) | 396 (20) | 369 (19) |
| Medical practitioner | 664 (12) | 261 (19) | 212 (11) | 191 (10) |
| Allied health worker | 1083 (20) | 230 (17) | 420 (21) | 433 (22) |
| Administrative/clerical | 803 (15) | 190 (14) | 306 (15) | 307 (15) |
| Scientist (medical/research) | 219 (4) | 45 (3) | 86 (4) | 88 (4) |
| PSA/hospital maintenance | 716 (13) | 78 (6) | 326 (16) | 312 (16) |
| Community health agent | 187 (3) | – | 87 (4) | 100 (5) |
| Dentist/dental therapy | 76 (1) | 6 (<1) | 29 (1) | 41 (2) |
| Paramedic | 57 (1) | – | 28 (1) | 29 (1) |
| Carer | 41 (1) | – | 20 (1) | 21 (1) |
| Other | 171 (3) | 8 (<1) | 82 (4) | 81 (4) |
| Prior BCG history – no. (%) | ||||
| No | 1584 (30) | 673 (49) | 454 (23) | 457 (23) |
| Yes | 3767 (70) | 714 (51) | 1538 (77) | 1515 (77) |
| Lived in TB endemic country – no. (%) | ||||
| No | 2479 (46) | 1189 (86) | 659 (33) | 631 (32) |
| Yes | 2834 (53) | 172 (12) | 1329 (67) | 1333 (68) |
| Unknown | 38 (<1) | 26 (2) | 4 (<1) | 8 (<1) |
| Previous known LTBI – no. (%) | ||||
| No | 5286 (99) | 1357 (98) | 1974 (99) | 1955 (99) |
| Yes | 37 (<1) | 18 (<1) | 11 (<1) | 8 (<1) |
| Unknown | 28 (<1) | 12 (<1) | 7 (<1) | 9 (<1) |
| Previous TST – no. (%) | ||||
| Negative/none | 4562 (85) | 1032 (74) | 1786 (90) | 1744 (88) |
| Positive (>5 mm) | 326 (6) | 103 (7) | 101 (5) | 122 (6) |
| Unknown | 463 (9) | 252 (18) | 105 (5) | 106 (5) |
Abbreviations: BCG, Bacille Calmette-Guérin; LTBI, latent tuberculosis infection; IQR, interquartile range; PSA, patient services assistant; TST, tuberculin skin test.